.section-auth{display:flex;flex:1 0 auto;flex-direction:column;align-items:center;justify-content:center;width:100%;padding:48px 16px;background:radial-gradient(ellipse 80% 60% at 50% 0,rgba(14,165,233,.07),transparent 60%),radial-gradient(ellipse 60% 40% at 50% 100%,rgba(14,165,233,.04),transparent 60%),var(--color-surface);background-attachment:fixed}.section-auth__card{width:100%;max-width:500px;padding:32px 24px;background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);animation:fade-up var(--animation-duration) var(--animation-time) .1s both}.section-auth__header{margin-bottom:24px;text-align:center}.section-auth__heading{margin-bottom:6px;font-size:var(--font-size-2xl);font-weight:700;color:var(--color-text)}.section-auth__subtitle{font-size:var(--font-size-sm);color:var(--color-text-muted)}.section-auth__form{display:flex;flex-direction:column;gap:16px}.section-auth__row{display:grid;grid-template-columns:1fr;gap:16px}.section-auth__field{display:flex;flex-direction:column}.section-auth__label{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px;font-size:var(--font-size-sm);font-weight:500;color:var(--color-text)}.section-auth__required{color:var(--color-error);font-weight:600}.section-auth__optional{font-size:var(--font-size-xs);font-weight:400;color:var(--color-text-muted)}.section-auth__input-wrap{position:relative;display:flex;align-items:center}.section-auth__input{width:100%;height:44px;padding:0 16px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);font-size:var(--font-size-sm);color:var(--color-text);outline:none;transition:border-color var(--transition-base),box-shadow var(--transition-base)}.section-auth__input::placeholder{color:var(--color-text-muted);opacity:.6}.section-auth__input:hover{border-color:var(--color-border-strong)}.section-auth__input:focus{border-color:var(--color-accent);box-shadow:var(--focus-ring)}.section-auth__input.has-error{border-color:var(--color-error);background:var(--color-error-bg)}.section-auth__input--with-icon{padding-right:44px}.section-auth__input-icon{position:absolute;right:6px;display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:none;border-radius:var(--radius-sm);background:none;color:var(--color-text-muted);cursor:pointer;transition:color var(--transition-base),background var(--transition-base)}.section-auth__input-icon:hover{color:var(--color-text);background:var(--color-surface)}.section-auth__input-icon svg{width:18px;height:18px}.section-auth__hint{color:var(--color-text-muted)}.section-auth__error,.section-auth__hint{margin-top:6px;font-size:var(--font-size-xs)}.section-auth__error{display:none;color:var(--color-error)}.section-auth__field.has-error .section-auth__error{display:block}.section-auth__alert{display:block;margin-bottom:14px;padding:12px 14px;border:1px solid transparent;border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:500;line-height:1.4}.section-auth__alert--error{color:#991b1b;background:#fef2f2;border-color:#fecaca}.section-auth__alert--success{color:#166534;background:#f0fdf4;border-color:#bbf7d0}.section-auth__row-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:-4px}.section-auth__checkbox{display:inline-flex;align-items:center;gap:8px;cursor:pointer;user-select:none;font-size:var(--font-size-sm);color:var(--color-text)}.section-auth__check-input{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.section-auth__check-box{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:20px;height:20px;border:2px solid var(--color-border-strong);border-radius:var(--radius-sm);background:var(--color-bg);box-shadow:0 1px 2px rgba(15,23,42,.08);transition:background var(--transition-base),border-color var(--transition-base),box-shadow var(--transition-base)}.section-auth__check-box svg{width:12px;height:12px;color:var(--color-on-accent);opacity:0;transform:scale(.8);transition:opacity var(--transition-fast),transform var(--transition-fast)}.section-auth__check-input:checked+.section-auth__check-box{background:var(--color-accent);border-color:var(--color-accent)}.section-auth__checkbox:hover .section-auth__check-box,.section-auth__terms:hover .section-auth__check-box{border-color:var(--color-accent)}.section-auth__check-input:checked+.section-auth__check-box svg{opacity:1;transform:scale(1)}.section-auth__check-input:focus-visible+.section-auth__check-box{box-shadow:var(--focus-ring)}.section-auth__terms{display:flex;align-items:flex-start;gap:10px;font-size:var(--font-size-xs);color:var(--color-text-muted);line-height:1.5;cursor:pointer}.section-auth__terms .section-auth__check-box{margin-top:1px}.section-auth__link{font-size:var(--font-size-sm);font-weight:500;color:var(--color-accent);transition:color var(--transition-base)}.section-auth__link:hover{color:var(--color-accent-hover);text-decoration:underline}.section-auth__submit{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;height:46px;margin-top:4px;border:none;border-radius:var(--radius-md);background:var(--color-accent);font-size:var(--font-size-sm);font-weight:600;color:var(--color-on-accent);cursor:pointer;transition:background var(--transition-base),transform var(--transition-fast)}.section-auth__submit:hover{background:var(--color-accent-hover)}.section-auth__submit:disabled{cursor:not-allowed;opacity:.6;transform:none}.section-auth__submit:disabled:hover{background:var(--color-accent)}.section-auth__submit:active{transform:translateY(1px)}.section-auth__submit:focus-visible{box-shadow:var(--focus-ring)}.section-auth__submit svg{width:16px;height:16px}.section-auth__footer{margin-top:24px;padding-top:20px;border-top:1px solid var(--color-border);text-align:center;font-size:var(--font-size-sm);color:var(--color-text-muted)}.section-auth__footer .section-auth__link{margin-left:4px}@media (min-width:576px){.section-auth{padding:48px 24px}.section-auth__card{padding:40px 36px}.section-auth__row--two{grid-template-columns:1fr 1fr}.section-auth__heading{font-size:var(--font-size-3xl)}}